Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
AS37671 — global IP footprint
Cities where AS37671 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS37671 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 213.150.180.0/23 | 66,668 | 2026-09-11 10:37:40 |
| 41.225.0.0/16 | 57,621 | 2026-09-11 09:04:13 |
| 193.95.78.0/24 | 57,379 | 2026-09-11 09:05:47 |
| 193.95.99.0/24 | 57,162 | 2026-09-11 09:05:47 |
| 193.95.44.0/24 | 57,151 | 2026-09-11 09:05:47 |
| 193.95.42.0/24 | 57,147 | 2026-09-11 09:05:47 |
| 193.95.79.0/24 | 57,108 | 2026-09-11 09:05:47 |
| 193.95.75.0/24 | 57,105 | 2026-09-11 09:05:47 |
| 193.95.59.0/24 | 57,085 | 2026-09-11 09:05:47 |
| 193.95.73.0/24 | 57,078 | 2026-09-11 09:05:47 |
| 193.95.76.0/23 | 57,051 | 2026-09-11 09:05:47 |
| 193.95.80.0/23 | 57,038 | 2026-09-11 09:05:47 |
| 193.95.3.0/24 | 56,923 | 2026-09-11 09:05:47 |
| 193.95.82.0/24 | 56,904 | 2026-09-11 09:05:47 |
| 193.95.53.0/24 | 56,877 | 2026-09-11 09:05:47 |
| 193.95.54.0/23 | 56,873 | 2026-09-11 09:05:47 |
| 193.95.16.0/24 | 56,865 | 2026-09-11 09:05:47 |
| 41.227.144.0/20 | 53,205 | 2026-09-11 09:04:13 |
| 41.227.96.0/19 | 53,167 | 2026-09-11 09:04:13 |
| 41.227.128.0/20 | 53,143 | 2026-09-11 09:04:13 |
| 197.15.96.0/19 | 52,610 | 2026-09-11 10:10:54 |
| 197.26.32.0/19 | 52,256 | 2026-09-11 10:10:54 |
| 197.15.64.0/19 | 52,202 | 2026-09-11 10:10:54 |
| 197.15.192.0/18 | 52,077 | 2026-09-11 10:10:54 |
| 197.15.0.0/18 | 52,023 | 2026-09-11 10:10:54 |
| 197.15.128.0/18 | 51,975 | 2026-09-11 10:10:54 |
| 197.26.64.0/18 | 51,775 | 2026-09-11 10:10:54 |
| 41.225.128.0/19 | 47,266 | 2026-09-11 09:04:13 |
| 193.95.57.0/24 | 46,286 | 2026-09-11 09:03:24 |
| 41.227.184.0/21 | 45,807 | 2026-09-11 09:04:13 |
| 41.227.176.0/21 | 45,796 | 2026-09-11 09:04:13 |
| 197.25.128.0/17 | 45,480 | 2026-09-11 09:05:47 |
| 41.227.4.0/24 | 44,545 | 2026-09-11 09:04:13 |
| 41.227.224.0/19 | 43,081 | 2026-09-11 09:04:13 |
| 41.227.160.0/20 | 42,958 | 2026-09-11 09:04:13 |
| 41.227.32.0/19 | 42,941 | 2026-09-11 09:04:13 |
| 41.227.192.0/19 | 42,853 | 2026-09-11 09:04:13 |
| 41.227.16.0/20 | 42,796 | 2026-09-11 09:04:13 |
| 213.150.175.0/24 | 940 | 2026-06-24 17:23:24 |
Frequently Asked Questions
What is AS37671?
AS37671 is an Autonomous System Number assigned to 3S INF. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS37671 announce?
AS37671 announces 247.0K IPv4 addresses distributed across 32 routed CIDR prefixes. The network is registered in Tunisia.
Who operates AS37671?
AS37671 is operated by 3S INF. The organization is based in Tunisia. You can view all IP ranges and related ASNs on the organization page.
What country is AS37671 registered in?
AS37671 is registered in Tunisia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
